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International Automotive Technicians Network

Diagnostic Trouble Code Index for April 2024


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Diagnostic Trouble Codes (DTC)
Count Trouble Code Sample Definition Manufacturers
2P0300Multiple Cylinder Misfire DetectedJeep, Mazda
2P0306Cylinder 6 Misfire DetectedFord, Jeep
1C1130engine 1 fuel cut system faultInfiniti
1P0128Engine Coolant Temperature Below Thermostat Regulating TemperatureHonda
1P0136Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit MalfunctionHonda
1P0172Fuel System Rich (Bank 1)Mazda
1P0174Fuel System Lean (Bank 2)Mazda
1P0191Fuel Rail Pressure Sensor PerformanceGMC
1P0203Fuel Injector 3 Control Circuit MalfunctionDodge
1P0269Cylinder 3 Balance System MalfunctionFord
1P0302Cylinder 2 Misfire DetectedKia
1P0316Misfire Occurred In First 1,000 RevolutionsFord
1P0335Crankshaft Position Sensor Circuit MalfunctionInfiniti
1P062EFuel Injector Driver Circuit Performance (Bank 2)Ford
1P2146Injector Positive Voltage Relay Circuit Group 1 (Injectors 1 & 4)Dodge
1P2195Air Fuel Sensor (Bank 1 Sensor 1) Signal Stuck LeanMazda
1P2197Air Fuel Ratio Sensor (Bank 2 Sensor 1) Signal Stuck "Lean"Mazda
1P2609No Voltage Drop Between HeatersDodge
1P3004Power Cable MalfunctionToyota